(9x+4)-(4x+8)=

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Solution for (9x+4)-(4x+8)= equation:


Simplifying
(9x + 4) + -1(4x + 8) = 0

Reorder the terms:
(4 + 9x) + -1(4x + 8) = 0

Remove parenthesis around (4 + 9x)
4 + 9x + -1(4x + 8) = 0

Reorder the terms:
4 + 9x + -1(8 + 4x) = 0
4 + 9x + (8 * -1 + 4x * -1) = 0
4 + 9x + (-8 + -4x) = 0

Reorder the terms:
4 + -8 + 9x + -4x = 0

Combine like terms: 4 + -8 = -4
-4 + 9x + -4x = 0

Combine like terms: 9x + -4x = 5x
-4 + 5x = 0

Solving
-4 + 5x = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '4' to each side of the equation.
-4 + 4 + 5x = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 5x = 0 + 4
5x = 0 + 4

Combine like terms: 0 + 4 = 4
5x = 4

Divide each side by '5'.
x = 0.8

Simplifying
x = 0.8

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